@charset "utf-8";
/* CSS Document */
/* @ 516
   _(:з」∠)_ 
*/

/* - leftMain - */
.leftMain {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 4;
    width: auto;
    height: 100%;
}

/* leftMain_nav */
.leftMain_nav {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    width: 50px;
    height: 100%;
    background-color: var(--main-color);
}

.leftMain_nav .nav_item {
    padding: 13px;
    width: 24px;
    height: 24px;
    color: #ffffff;
    font-size: 18px;
    line-height: 24px;
    text-align: center;
    cursor: pointer;
}

.leftMain_nav .nav_item:hover,
.leftMain_nav .nav_item.select {
    background-color: var( --hover-color );
}

/* leftMain_cont */
.leftMain_cont {
    position: absolute;
    top: 0px;
    left: -500px;
    z-index: 1;
    width: auto;
    height: 100%;
    transition: all ease-in .5s;
    box-shadow: 0 2px 8px rgba( 0, 0, 0, 0.3);
    background-color: #ffffff;
}

.leftMain_cont.select {
    left: 50px;
}

.leftMain_cont .cont_item {
    display: none;
    width: 100%;
    height: 100%;
}

.leftMain_cont .item_head {
    padding: 0 8px;
    width: calc( 100% - 16px );
    height: 50px;
    font-size: 16px;
    font-weight: 600;
    line-height: 50px;
    font-family: "Microsoft YaHei Regular";
}

.leftMain_cont .item_cont {
    width: 100%;
    height: calc( 100% - 50px );
}